answer all questions with explanation

~ 2 ~ 3 F 4 P 5 e 6 Heavy football players: Following are the weights, in pounds, for samples of offensive and defensive linemen in the National Football League. Offensive 265 294 276 265 294 290 329 256 309 250 304 281 Defensive 344 284 335 322 324 317 282 291 293 313 319 326 Send data to Excel Part 1 of 3 (a) Find the sample standard deviation for the weights of the offensive linemen. Round the answer to one decimal place as needed. The sample standard deviation for the weights of the offensive linemen is 23.4 Part: 1 / 3 Part 2 of 3 (b) Find the sample standard deviation for the weights of the defensive linemen, Round the answer to one decimal place as needed. The sample standard deviation for the weights of the defensive linemen is X